Pioneer DVR-230-AV Service Manual page 83

5
PCM1803ADB (MAIN ASSY : IC3101)
• 24bit/96kHz Stereo ADC
Pin Layout
Block Diagram
1
V IN L
3
V REF1
Reference
4
V REF 2
2
V IN R
5
V CC
5
6
PCM1803
(TOP VIEW)
1
V L
IN
2
V R
IN
3
V 1
REF
V 2 4
REF
V 5
CC
AGND 6
PDWN 7
BYPAS 8
TEST 9
LRCK 10
Delta-Sigma
Modulator
Delta-Sigma
Modulator
Power Supply
6 13 14
AGND DGND V DD
DVR-230-S
6
7
20
MODE1
19
MODE0
18
FMT1
17 FMT0
16 OSR
15 SCKI
14 V
DD
13 DGND
12 DOUT
11 BCK
Serial
Interface
×1/64 , ×1/128
Decimation
Filter
with
Mode/
High-Pass Filter
Format
Control
Clock and Timing Control
7
8
A
B
C
11
BCK
10
LRCK
12
DOUT
D
17
FMT0
18
FMT1
19
MODE0
20
MODE1
8
BYPAS
9
TEST
E
14
OSR
7
PDWN
15
SCKI
F
83
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